<?php

/**
 * Description of Exception
 *
 * @author Kam
 */
class My_Exception extends Exception {

    private $previous;

    public function __construct($message, $code = 0, Exception $previous = null) {
        parent::__construct($message, $code);

        if (!is_null($previous)) {
            $this->previous = $previous;
        }
    }

    public function getPrevious() {
        return $this->previous;
    }

}
